66 W. B. TURNER, FRKSII-WATKR ALG.dE OF EAST INDIA. 



seems neär to the little »Cos. sp.» Reinsch (Alg. et Fung. p. 83, t. XVI, f. 9), hut 

 is rauch larger and also ornate. 



Mungulpore, 3 Nov. is.")."); rare. G. C. W. 



96. C. scutellum, n. sp. C. submediöcre, tam longum quam latum, depresso-ovale; semi- 

 cellulse fere semicireulares, apice paullo depressae, lateribus e basi rotundatoe, margine 

 sinuato-crenatse ; membrana subtiliter punetata, marginem vérsus verrucis (circ. 18 in 

 quaque semicellula) praedita; sinn lineari, angustissimo, profnndo, externe vix ampli- 

 ato. Nuclei amylacei bini (see. cl. Wallioh delineati). 



Lat. et long. 87—44, lat, isth. 11 — =13 //. T. IX, f. 38 (after Wallich, Mscr. 

 No. 133). 



97. C. psendo-Broomei, Wolle (Desm. U. S. Ainer., p. 86, t. LI, f. 36, 37). 



Long. 33, lat. 29, lat. isth. 12, crass. 16 « (Wallich, Mscr. No. 14.">). 



T. IX, f. 41. 



»Fronds varying from the extreme quadrangnlar shape figured, to orbicular, or 

 nearly so. Side view, segments orbicular, somewhat compressed (occasionally) at centre 

 of segments, ends ronnded. End view linear, ends suddenly trnncate and flattened 

 in the quadrangular varieties.» G. C. W. I have never seen any variation in this 

 species except that sometimes the superior angles are much more ronnded than at 

 others. The arrangement of the granules is much like that in C. rfniforuu- (At..) 

 Aiicii. r> compressum Nordst. (Alg. N. Z. t. V, f. 5), efr No. 137. 



98. €. impressulum. Elfving (Finska Desm. j>. 13, f. 9); C Meneghinii forma Reinsch 

 (Contrib. p. 88, t. XII, f. 12 a); vix De Bart (Conj. t. VI, f. 34); idem -forma </ 

 Boldt (Desm. Grönl. p. 13) f. minor: 



Long. 16, lat, 12, lat, isth. 4.5 ,«. T. IX, f. 42. 



99. C. moniliforme, ( r ri*RP.) Ralfs (Br. Desm. p. 107, t, XVII, f. 6; Tessarthronia monili- 

 formis, Turp. Mém. du Mus. XVI, p, 310, t, XIII, f. 18; Diet, Sci, Xat. \'eg. Aeotyl, 

 t, VII, f. 1; Tessararthra moniliformis, Erhb. Abh. 1M35, p. 173; Inf. p. 14.">, t. X. 

 f. 20; etc.) formae: 



Long. 26, lat, 15, lat, isth. 

 » 27, » 16, » » 

 » 23, * 11, » 

 » 23, » 12, » » 

 T. IX, f. 44, 45 (also Wallich, Mscr. No. 140, 1 and 2). 

 Hal». 1. Uaneegnnge, July 1855; 2. Mungulpore. 

 100. C. pulchellum, n. sp. C. mediocre, circ. sexta parte longins quam latins, depresso- 

 ovatnm; semicellula; rotundato-quadraticae, angulis totis rotundatis, ventre paulki tu- 

 midae, dorso leviter trnncato-curvata'; membrana grannlata, excipe partem jnxta 

 isthmuni, granulis in lineas obliqnas (dextr. et sinistr.) in heptnncem ordinatis, 

 lineis in max. diam. circ. K!; sinu lineari, angnsto, pariim profnndo, extrorsnm 

 ampliato. A latere \ismn late bi-ellipticum; a basi visnm rotundato-quadraticum, 

 lateribus et apicibus rectis, angulis rotundatis; granulis radiatim dispositis. Nuclei 

 amylacei bini. 



Long. 46, lat. 39, lat. isth. 13. crass. 24 //. T. IX, f. 46. 



2 



," 



W. 



B. 



T. 





5 



» 





» 







3 



» 



G. 



C. 



W. 



2 



5 



» 





» 





1 



